Home / 80,896,382.80-121,344,574.20-29,815,061.20

Finding the Fourth Proportional to 80,896,382.80, 121,344,574.20 and 29,815,061.20

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Solution

The fourth proportional to 80,896,382.80, 121,344,574.20 and 29,815,061.20 is: 44,722,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,896,382.80 : 121,344,574.20 = 29,815,061.20 : x
  2. Step 2: Convert to fraction form
    80,896,382.80/121,344,574.20 = 29,815,061.20/x
  3. Step 3: Cross multiply
    80,896,382.80x = 121,344,574.20 × 29,815,061.20
  4. Step 4: Simplify right side
    80,896,382.80x = 3,617,895,906,060,941
  5. Step 5: Solve for x
    x = 3,617,895,906,060,941/80,896,382.80
  6. Step 6: Final answer
    x = 44,722,591.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.